Shabbir, O., Hasan, S.R., Wyne, W., Pervez, K. and Sarfraz, T. 2019. Effect of variations in the smile arc and buccal corridor width on smile esthetics from the perspective of an orthodontist, a general dentist and a lay person. Pakistan Orthodontic Journal. 11, 1 (Sep. 2019), 9–15.